Visit Sapa in Vietnam
Balancing on the edges of a rice field with endless views. A trek through the valley of Sapa is definitely a must for the bucket list.
Ha Long Weather in December
In Ha Long, December brings high daytime temperatures around 22°C (72°F), with nights cooling to 16°C (61°F). Some rainfall is to be expected.
Rainfall in Ha Long in December
This month experiences about 7 days of rain according to historical data, averaging 43 mm (1.7 in). The occasional light shower is possible, but rain is rarely an issue this month.
Temperature in Ha Long in December
Ha Long has excellent weather in December, with days reaching 22°C (72°F) and nights cooling to 16°C (61°F). During December, you'll experience the winter season. Overall, the month follows a fairly predictable daily temperature pattern. Nights drop to around 16°C (61°F), which is noticeably cooler than the daytime. A light jacket for the evening is a sensible addition, and the cool nights tend to make sleeping comfortable.
Sunshine in Ha Long in December
The area experiences a moderate amount of sunshine, with approximately 143 hours of sunlight expected. This means a decent mix of sun and overcast.So this is a great month to visit if you prefer dry days with pleasant temperatures.
Ha Long Temperature in December
Min Temperature
16°C (61°F)
Max Temperature
22°C (72°F)
Chance of Rain
23%
Precipitation
43 mm (1.7 in)
Rainy days
7 days
Humidity
76%
Sunshine
143 hours
Percentage Sunshine
Ha Long Weather by Month
Pick a month to see the average temperature, rainfall and sunshine in Ha Long - and find the best time to visit.
Daily Historical Temperatures
50-year average (1976-2025)
Based on our historical records, temperatures in Ha Long typically stay consistent throughout December, with daily highs averaging around 22°C (72°F). Nights are pleasant, with lows typically ranging from 15°C (59°F) to 17°C (63°F).
Average temperatures in December
Daily Historical Precipitation
50-year average (1976-2025)
Average daily rainfall for each day of the month based on long-term records.
Average precipitation in December
Historical weather records for Ha Long in December
Browse day-by-day weather records for Ha Long spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Ha Long historical weather extremes in December
The extremes listed below come from historical weather data collected in Ha Long from 1987 through 2025.
- The hottest December day on record in Ha Long reached 29°C (84°F) (December 7, 1991).
- On December 28, 1991, Ha Long saw its coldest December day with temperatures maxing out at 10°C (50°F).
- Ha Long registered its coldest December night on December 23, 1999, with temperatures dropping to 5°C (41°F).
Best Places in Vietnam in December
Find out more about the weather in Vietnam and which places have the best travel conditions in this month. See all of Vietnam in December →
perfect weather
pleasant
tolerable
unpleasant
poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
What to Wear in Ha Long in December
Pleasant temperatures in December mean you can pack light but flexibel pieces. Think cotton t-shirts, comfortable walking shorts, and one warmer layer for evenings. A light sweater or denim jacket works well. Rain gear is recommended, you can expect wet weather on multiple days. It won't hurt to bring your sunglasses along, as you'll see some sunny periods.
What To Do in Ha Long in December
We rated the following activities from 1 (least suitable) to 10 (best) to do.
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Swimming6/10 -
Cycling10/10 -
Walking10/10 -
Camping10/10 -
Outdoor sports10/10
Ha Long 3-Day Forecast
More climate data for Ha Long
Temperature Rainfall Sunshine Humidity
See the full Ha Long climate overview or explore weather in Vietnam.
Popular in December
Where to go in December - average daytime high across popular destinations.
Ho Chi Minh City
32°C (90°F) Vung Tau29°C (84°F) Duong Dong
30°C (86°F) Nha Trang
27°C (81°F) Hoi An26°C (79°F) Da Nang25°C (77°F) Da Lat25°C (77°F) Hanoi
23°C (73°F) Bucket list
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